NSA provides foreign signals intelligence (SIGINT) to our nation's policymakers and military forces. SIGINT plays a vital role in our national security by providing America's leaders with …

The NSA is responsible for global monitoring, collection, and processing of information and data for global intelligence and counterintelligence purposes, specializing in a discipline known as …

NSA offers student programs to learn more about NSA and to deepen your knowledge in your chosen career field. From internships and scholarships to work study and co-op programs, …

NSA postures to prevent and eradicate threats and help the United States and its Allies defeat adversaries consistent with its authorities and with guidance from various national strategies.

NSA offers several ways to contact the agency. For faster service, use the web form option. By mail: National Security Agency 9800 Savage Rd., Suite 6272 Fort George G. Meade, MD …

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The National Security Agency (NSA) protects national security systems and information.

The Central Security Service (CSS), part of NSA, provides timely and accurate cryptologic support, knowledge, and assistance to the military cryptologic community.

Nov 29, 2025 · National Security Agency (NSA), U.S. intelligence agency within the Department of Defense that is responsible for cryptographic and communications intelligence and security.

The Assistant to the President for National Security Affairs (APNSA), commonly referred to as the National Security Advisor (NSA), [2][Note 1] is a senior aide in the Executive Office of the …